Hire the Best Embedded C Programmers & Developers

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Quang H.

Da Lat, Vietnam

$30/hr
5.0
62 jobs

I am a professional Embedded Engineer with over 10 years of experience in embedded systems design, covering both hardware and firmware/software development. I have also set up and led a full-service engineering team, delivering complete products from concept to production, including hardware design, embedded software, cloud integration, and, AI, mobile app development, product/industrial design. I specialize in wireless IoT devices, wearable/medical technology, and embedded firmware with a strong background in end-to-end product development and team leadership. What We Can Offer Firmware Development - Embedded software for IoT, wearables, medical, and consumer electronics - Driver development, RTOS integration, and low-power optimization - Connectivity stacks: BLE, Wi-Fi, NFC, LoRa, LTE, CAT-M1, NB-IoT - Secure OTA updates, device provisioning, and cloud integration Hardware Design - Custom PCB design with multiple layer and layout for high-reliability embedded systems - Power management & battery systems (BMS, energy optimization) - Prototyping, testing, and design-for-manufacturing (DFM) Product & Industrial Design - Mechanical design, 3D modeling, and enclosure development - Ergonomics and usability design for consumer and medical devices - Design-for-production (DFP) and certification support (CE, FCC, FDA-ready) AI & Data Processing - Edge AI/ML model deployment (Edge Impulse, TensorFlow Lite) - Predictive maintenance and anomaly detection for IoT/IIoT - Cloud-based AI integration with AWS/Azure/Google Cloud Mobile App & Cloud Integration - Cross-platform mobile apps (Android/iOS) - Secure Bluetooth, Wi-Fi, and cloud connectivity with devices - Web portal/dashboard development for monitoring and analytics

  • Embedded C
  • Embedded System
  • Electronic Design
  • Hardware Design
  • Firmware Programming
  • Altium Designer
  • Raspberry Pi
  • STM32
  • Arduino
  • nRF52
  • Microcontroller Programming
  • Electronics
  • Microchip
  • ESP32
  • Circuit Design
Anthony C.

Reno, Nevada

$60/hr
5.0
6 jobs

I am an Electrical/Embedded Firmware Engineer with 9 years of experience specializing in developing robust firmware solutions. My work encompasses a wide range of projects, where I have successfully contributed to enhancing product features and functionality. I excel in problem-solving and practical thinking, always aiming to deliver high-quality results that align with client objectives. My expertise spans various industries, allowing me to adapt quickly and bring a fresh perspective to every project. If you are looking for a skilled engineer who can translate complex requirements into effective firmware solutions, let's connect and discuss how I can add value to your team.

  • Embedded C
  • C++
  • C
  • Python
  • CAN Bus
  • Bluetooth
  • .NET Framework
  • Linux
  • Electrical Engineering
  • Firmware Programming
  • STM32
  • Arduino Firmware
  • Raspberry Pi
  • PIC32
  • IOTA
  • SaaS
  • Embedded Linux
  • PCB Design
  • ESP32
  • Arduino
Hamza R.

Islamabad, Pakistan

$20/hr
4.9
35 jobs

I’m Hamza a Biomedical Engineer with a passion for Embedded Systems, IoT, Electronics, and Robotics. I turn ideas into real, working prototypes and products. Whether it’s designing smart devices, building automation systems, or creating medical technology, I bring innovation to life. What I Do Best: Embedded Systems & IoT Experience with ESP32, NRF52, ATMEL, STM32, PSOC, PIC Work with Raspberry Pi, VisionFive (Linux Board), and Unihiker Programming Proficient in C/C++, Python, Java, MATLAB, JavaScript, and Flutter Connectivity & Communication Skilled in UART, I2C, SPI, MQTT, BLE, BLE Mesh, Sigfox, and Wi-Fi Hardware Design & Prototyping Specialize in PCB Design, 3D Modeling, and Product Prototyping GUI Development Develop Touchscreen Interfaces, E-Paper & TFT Displays, Web Dashboards, and Desktop Applications Work with LVGL, Tkinter, PyQt, and Kivy Framework IoT & Cloud Integration Experienced with AWS IoT, Firebase, ThingsBoard, and WebSocket-based real-time control Industrial IoT (IIoT) Expertise in CAN Communication, Factory Automation, and Smart Sensor Networks Remote Monitoring & OTA Updates Work with ESP-IDF OTA, BLE DFU, and Cloud-Based Device Management I’ve built industrial prototypes, smart sensors, automation systems, and medical devices, real-time data processing and device connectivity. If you need a reliable, high-quality solution, let’s make it happen! Let’s Collaborate!

  • Embedded C
  • Embedded System
  • C++
  • ESP32
  • Arduino
  • MATLAB
  • PCB Design
  • STM32
  • nRF52
  • Python
  • FreeRTOS
  • Firmware Programming
  • Microcontroller Programming
  • Atmel AVR
  • Internet of Things
Tehsinudin W.

Islamabad, Pakistan

$20/hr
4.9
85 jobs

Senior Embedded Systems Engineer | IoT Developer | Wearable Technology Specialist | PCB Design Expert Your Trusted Partner for End-to-End Embedded Solutions: Delivering Production-Ready Hardware and AI-Integrated Systems in Weeks, Not Months. With 5+ Years of Expertise and 50+ Successful Projects in Wearable Tech, Industrial IoT, and Custom PCB Design. **100% Job Success Score | Same-Day Response Guarantee ** My core expertise includes: - Custom PCB Design & Rapid Prototyping - Wearable Technology Development (Medical Devices, Fitness Trackers, Smart Textiles) - Low-Power Firmware Development (C/C++/Python) for ESP32, STM32, Raspberry Pi, nRF52840 - TinyML & Edge AI on Microcontrollers (TensorFlow Lite, Edge Impulse, Scikit-learn) - Industrial IoT & Wireless Connectivity (BLE, LoRa, Zigbee, Cellular) - Cloud Integration & Data Management (AWS IoT, Google Cloud, MQTT, REST APIs) I don't just code—I architect scalable, energy-efficient, intelligent embedded systems that drive real business value. 💡 What I Deliver: Comprehensive Full-Cycle Development ✅ 1. Wearable Technology & Medical Devices - FDA-Compliant Wearables (ECG Monitors, Fitness Trackers, Thermoelectric Coolers, Health Sensors) - Ultra-Low Power Optimization for 3x Extended Battery Life - Flexible PCB Designs for Comfortable, Durable, Wrist-Worn Devices - Biomedical Signal Processing with Real-Time Analytics and AI Integration ✅ 2. End-to-End IoT Solutions From Single-Node Sensors to Scalable Networks: - Firmware in C/C++/Python (Bare-Metal, RTOS, Linux-Based) - Secure Cloud Connectivity (AWS IoT, MQTT, WebSockets) - Custom Real-Time Dashboards for Data Visualization (Grafana, InfluxDB) ✅ 3. Custom PCB Design & Prototyping High-Performance, Manufacturable PCBs Tailored for: - Low-Power Wearables and Medical Devices - Industrial Sensor Nodes with IP67/IP68 Ratings - RF/Wireless Systems (BLE, LoRa, Cellular) Tools: Altium Designer, KiCad, Eagle, Fusion 360 Capabilities: - Multi-Layer Designs (4+ Layers) with Impedance Control - DFM/DFA Optimization for Seamless Mass Production - Rapid Prototyping via 3D Printing and CNC Milling ✅ 4. TinyML & Edge AI Deployment Machine Learning on Resource-Constrained Devices for: - Predictive Maintenance (Vibration, Thermal Anomaly Detection) - Smart Sensors (Voice Recognition, Motion Tracking, Environmental Monitoring, Biometrics) - AI-Enhanced Wearables for Real-Time Health and Fitness Analysis Tech Stack: TensorFlow Lite, PyTorch, Edge Impulse, Scikit-learn ✅ 5. Python for Embedded Systems Leveraging Python Beyond Firmware: - AI/ML Model Training & Deployment (TensorFlow, PyTorch) - Automated Testing Frameworks (PyTest, Robot Framework) - Data Analysis & Visualization (Pandas, Matplotlib) - Medical Device Validation and Clinical Testing Protocols 🚀 Proven Project Portfolio: From Concept to Market Launch 🏆 AI-Powered Sports Tracker (TinyML + ESP32) | $12,000 Budget Challenge: Accurate Real-Time Swing Analysis for Baseball Training Solution: Deployed CNN Model on ESP32 with 98% Accuracy and IR Beam Detection Integration Impact: Accelerated Product Launch by 3 Months, Boosting Client Competitiveness 🏆 Thermoelectric Wrist Cooler (Wearable Tech + PCB Design) Challenge: Efficient Cooling in Compact, Low-Power Form Factor Solution: nRF52840 MCU with Peltier Module, Custom Flexible PCB, and Thermal Management Impact: Extended Battery Life by 200%, Enabling All-Day Comfort for Users 🛠️ Technical Stack - Hardware: ESP32, Arduino, STM32 (U5/H7/F4), nRF52840, Raspberry Pi - Software: C/C++, Python (Embedded & ML), Rust - AI/ML: TensorFlow Lite, PyTorch, Edge Impulse, Scikit-learn - Cloud: AWS IoT Core, Google Cloud IoT, InfluxDB, Grafana - PCB Tools: Altium Designer, KiCad, Fusion 360, LTspice 🌟 Why Clients Choose Me for Embedded Systems, IoT, and Wearable Projects ⚡ One-Stop Solution Provider - Eliminate the Need for Multiple Specialists: I Handle Schematic Design, PCB Layout, Firmware, AI Integration, Cloud Setup, and Mobile Apps ⚡ Demonstrated Reliability - 100% On-Time Delivery Across 50+ Projects - Zero Failed Prototypes Through Rigorous Simulations and Testing - Clean, Documented Code with Git Version Control for Easy Maintenance ⚡ Exceptional Communication & Support - Same-Day Responses (Within 6 Hours) - Weekly Milestone Reviews with Video Demos and Progress Reports - Comprehensive Technical Documentation Included - 90-Day Post-Delivery Warranty with Ongoing Consultation 🔥 Ready to Bring Your Embedded Vision to Life? Schedule a FREE 30-Minute Strategy Session Today, Including: -Technical Feasibility and Risk Assessment -Customized Timeline with Milestone Deliverables -Tailored Technology Stack Recommendations -Cost-Saving Strategies and ROI Projections Available Now for New Projects—Guaranteed Working Prototype in 2-3 Weeks. 👉 Click "Invite to Job" or Message Me to Get Started!

  • Embedded System
  • nRF52
  • Bluetooth LE
  • Wearable Technology
  • ESP32
  • TinyML
  • STM32
  • PCB Design
  • Hardware Prototyping
  • Power Management
  • Raspberry Pi
  • Firmware Programming
  • Electronics
  • Arduino IDE
  • Consumer Electronics
Ahmed M.

Cairo, Egypt

$45/hr
4.9
441 jobs

Most hardware projects don't fail because of bad ideas. They fail in the messy space between "working prototype" and "shipping product." That's where I've spent the last 14 years — across 350+ projects and 50+ products now in mass production. Hundred clients have come back for a second project. Here's what's behind that number. I take products from napkin sketch to factory floor — designing the PCBs, writing the firmware, and optimizing the BOMs. That DFM work alone typically saves clients 20–30% on production costs. One client shipped at 12mA after coming to me with a prototype drawing 800mA in sleep mode. That's the difference between a redesign and a launch. The firmware I write runs 24/7 in industrial environments where a crash at 2 AM means someone's driving to a job site. I build for reliability first: FreeRTOS or bare-metal on STM32, ESP32, nRF52/53, RP2040, PIC, and Atmel. Connectivity — MQTT, BLE, Wi-Fi, LoRa, or cellular — gets chosen for the use case, not the trend. On the hardware side: multi-layer PCBs, proper signal integrity, IPC-compliant layouts (2221, 7351) in Altium and KiCad, built for manufacturability from day one. When the project calls for it, I wire the full IoT stack — AWS IoT Core, edge AI/ML inference, secure OTA, and fleet health monitoring. Top-Rated Plus. 100% Job Success Score. If you need an engineer who thinks in yield rates, field reliability, and unit economics — hit "Message" or "Invite to Job." Let's get your product out the door.

  • Embedded C
  • Embedded System
  • C#
  • C++
  • Microcontroller Programming
  • Arduino
  • Raspberry Pi
  • Python
  • ESP32
  • Robotics
  • PyQt
  • PCB Design
  • IOTA
  • AI Builder
  • MLOps
Pham V.

Ho Chi Minh City, Vietnam

$45/hr
5.0
21 jobs

* Expert-level Embedded C/C++ development for MCU and Embedded Linux platforms. * Strong expertise in Embedded System Architecture, system design, and technical leadership. * Extensive experience with ARM Cortex-M/A, STM32, NXP i.MX, Nordic, ESP32, TI, and Qualcomm platforms. * Advanced knowledge of RTOS and Embedded Linux: FreeRTOS, Zephyr, Yocto, Buildroot, Linux Kernel, Device Drivers. * Experienced in BSP bring-up, bootloader development, OTA/FOTA, secure boot, and system optimization. * Strong experience in Automotive and Industrial Embedded Systems development. * Deep understanding of CAN/CAN FD, LIN, UART, SPI, I2C, Modbus, Ethernet, TCP/IP , BLE, and MQTT. * Hands-on experience with IoT, Edge AI, connected devices, and cloud-integrated embedded systems. * Experienced in debugging, hardware-software integration, and system optimization. * Experience leading engineering teams and managing embedded projects from concept to production.

  • Embedded C
  • Embedded System
  • C++
  • C
  • Microcontroller Programming
  • Embedded Linux
  • FreeRTOS

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How much does it cost to hire an Embedded C Programmer?

Embedded C programmers write software for operating systems of many common electronic devices and associated peripherals for products, such as cars, appliances, cameras, mobile phones, and medical and industrial applications. This software instructs microcontrollers (MCU) how to control functionality in products with embedded systems and in many cases to help them communicate through the Internet of Things (IoT). 

Embedded C programming utilizes a set of nonstandard extensions of the C programming language to develop code that, unlike C, is hardware dependent and offers only predefined inputs based on variables and their execution. These small processors face power-usage and memory constraints, and embedded C programming offers better control over memory management through memory addressing.

A microprocessor utilizing embedded software is the most common solution for embedded systems for its low cost and power usage, and, in many cases, superior portability. Field Programmable Gate Arrays (FPGA circuits) provide much greater processing power, but entail several drawbacks for many applications. 

It’s important to have a detailed plan of your embedded software development project along with an estimated budget. With that information, your prospective embedded C programmer can assess their ability to complete your project and whether your goals fit within your budget. 

Experience and expertise

Embedded C programmers generally have a bachelor’s or master’s degree in computer science or engineering, and might have gained knowledge of embedded systems and embedded C language from online courses

These software engineers need strong communication and collaborative skills to work with teams or businesses. C code writing requires superior problem-solving skills for diagnostic testing, complex debugging, and optimization of software. 

They need excellent computer programming skills in both the C language and C++, along with knowledge of compatible languages such as Python and Java. They typically have proficiency in development tools such as PyCharm, Arduino, or Qt Creator that assist in a range of tasks such as compilation or debugging.

Embedded C developers have knowledge of embedded system design, microprocessors and microcontrollers (such as STM32 by STMicroelectronics and the ATmega328 by Microchip Technology), hardware architecture, firmware, compilers, memory, algorithms, and data structures

Full-time embedded C programmers earn on average about $90,000 to $100,000 per year, with annual salaries ranging from $60,000 ($30 per hour) to $120,000  ($60 per hour) depending on experience. Most embedded C programmers on Upwork charge from $30 to $80 per hour. 

An entry-level embedded C programmer who is still developing a client base will likely price their services more competitively, roughly $25 to $30 per hour. Less-experienced programmers might be fine for adding programming to an existing embedded system or writing code for a simple system with just a few functions. 

Intermediate-level embedded C programmers will usually have at least several years of experience and a greater breadth of skills that enable them to create software and better advise you on maximizing your project. They charge roughly $40 to $60 per hour.

An expert-level embedded C programmer probably has a mastery of many digital tools and brings a wide breadth of knowledge in embedded systems to take on sophisticated projects. They’ve seen approaches that work well and may have experience in your field. They will command anywhere from $70 to $100 per hour. 

Scope of work

The complexity of your embedded C project and experience of your professional will drive the expense. An entry-level embedded C programmer might be suitable for adding to an existing system or trouble-shooting a problem that arises. If you’re developing new software, and especially more complex or real-time embedded systems, look for a more-experienced programmer

Timeline 

Most independent embedded C programmers charge hourly rates. While more experienced programmers cost more, often their ability to work more efficiently, avoid potential pitfalls and offer guidance for superior results could be worth the higher rate. Consider your budget and the complexity of your project, and try to strike a balance between cost and experience as necessary.  

Geography 

Location will have a significant effect on the rate your embedded C programmer will charge. These software developers are most expensive in North American and Western European countries, while those in other countries often charge less. Consider the possible effects of communicating with offshore professionals, both in terms of time lag and language skills. 

Popular Embedded C projects 

Prices to develop embedded C software can vary widely by the complexity of the device from a coffee-maker to industrial production to medical devices. One software development firm quotes a rate of about $125 per hour over the course of a two-week to six-month project. Others put the cost of coding commercial firmware from planning to implementation at $20 to $40 per line.

Washing machine 

Many appliances utilize stand-alone embedded systems with software or firmware that is never updated. These self-sufficient systems have limited functionality and are less expensive to write code for than interactive units. 

Automotive safety system 

Automobile safety is built into hard real-time embedded systems that depend on information fed by sensors to need to react quickly. 

Medical device 

These are more expensive to develop because of their hard real-time systems and very low to no tolerance for instability. 

Find talent at the world's work marketplace 

Connect with embedded C programmers of all experience levels on Upwork. You can check their profiles which list their skills and contain customer reviews to help you find the right fit for your project.  

Upwork is not affiliated with and does not sponsor or endorse any of the tools or services discussed in this section. These tools and services are provided only as potential options, and each reader and company should take the time needed to adequately analyze and determine the tools or services that would best fit their specific needs and situation.